Mixer



FIG. 1 illustrates a perspective view of a mixer showing my new design;

FIG. 2 illustrates another perspective view thereof;

FIG. 3 illustrates a front view thereof;

FIG. 4 illustrates a bottom view thereof;

FIG. 5 illustrates a back view thereof;

FIG. 6 illustrates a side view thereof; and,

FIG. 7 illustrates a side view thereof.

The broken lines are for illustrative purposes only; the broken linesform no part of my claimed design.

CLAIM The ornamental design for a mixer, as shown and described.